U.S. EPA releases part three of MS4 permitting guidelines series
In June, the U.S. Environmental Protection Agency (EPA) released the third part of its ongoing Municipal Separate Storm Sewer System (MS4) Permit Compendium Series. The 47-page report presents examples of permit language used by MS4 managers from around the country to create site-specific regulatory criteria that either supplement or supersede the use of total maximum […]
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